See also:

Grocery hooks
The grocery hooks are located in the trunk and can be used to hang a standard size plastic grocery bag. CAUTION Do not apply a total load of more than 20 lbs (9 kg) to a single grocery hook. ...

Safety
Traction control is available on select models. The Frontier offers advanced brake controls in 4x4 models, including an electronic stability system, Hill Descent Control and Hill Start Assist. HDC ...

Opener operation
WARNING: - Do not drive with the trunk lid open. This could allow dangerous exhaust gases to be drawn into the vehicle. See Exhaust gas in the Starting and driving section of this manual. ...